run-tests: fix regular expression for path test
The previous regexp would match the empty string. This fixes
a mistake added in
964212780daf.
Differential Revision: https://phab.mercurial-scm.org/D1843
--- a/tests/run-tests.py Sun Dec 17 04:31:27 2017 +0100
+++ b/tests/run-tests.py Wed Jan 10 19:04:52 2018 -0800
@@ -2450,7 +2450,7 @@
# If it looks like our in-repo Rust binary, use the source root.
# This is a bit hacky. But rhg is still not supported outside the
# source directory. So until it is, do the simple thing.
- elif re.search(b'|/rust/target/[^/]+/hg', normbin):
+ elif re.search(b'/rust/target/[^/]+/hg', normbin):
self._pythondir = os.path.dirname(self._testdir)
# Fall back to the legacy behavior.
else: